In order to have a safe journey through the sky, we prefer ferry flights. These flights mainly opt for those flights which are meant to be unsafe to travel and the authorities get back the passengers through those ferry flights to have a safe journey to the desired location. Mostly they are issued when the aircrafts do not meet certain airworthiness requirements. These ferry flights are also known as alternative passenger flights. Also, people or any business entrepreneurs who are about to have a private travel by not booking the entire plane, ferry flights is the best choice as they are pre-scheduled and anyone can book a seat which costs lesser than the business class tickets.In other words, ferry flights can also be called as delivery flights. They are mainly used for the purpose to return other aircrafts to the base, deliver a new aircraft from its place of manufacture to its customers directly, and migrating an aircraft from one base of operations to another or replacing an aircraft to or from a maintenance facility for repairs, overhaul or other work.